Features:
1) Inner and outside water tank shell all are made of SUS***2B food grade
stainless steel plates, welded by argon arc. Water is pure and drinkable
2) Heat insulation of water tanks adopts polyurethane foam and the thickness
is *5mm
3) Silicon rings to connect and seal them
4) The tubes and supports are adjustable. The power bearing is average
and can assure the vacuum tubes to use for a long time
5) Whole glass vacuum tubes adopt super hard borax and silica glass
6) Absorption rate: =*3%, thermal radiation rate: =6%
7) It resists *5mm hail and the using life can last *5 years
8) Temperature when exposed to sun without water: **0oC,
2.5 hours to boiling point if using single tube
9) If you use electrical appliances to aid heating and to switch off the power
supple before bathing
*0) Please test the water temperature before using, in order to avoid
scalding